/* Doctor On Call — Modern Mobile-First Design System
   Sleek HSL Palette, Glassmorphism, Dynamic Micro-Animations, Touch Targets, and Mobile Navigation.
*/

:root {
  --ink: #07191D;
  --ink-surface: #0E292E;
  --canvas: #F4F7F6;
  --white: #FFFFFF;
  --teal: #0D9488;
  --teal-dark: #0F766E;
  --teal-light: #CCFBF1;
  --brass: #D97706;
  --brass-light: #FEF3C7;
  --available: #10B981;
  --busy: #F59E0B;
  --offduty: #6B7280;
}

html {
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--canvas);
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: #111827;
  padding-bottom: 4.5rem; /* Space for mobile bottom nav */
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

.font-display { font-family: 'Fraunces', ui-serif, Georgia, serif; }
.font-mono { font-family: 'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace; }

/* Hide scrollbar utility */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* Visible accessibility outline */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

/* Pulse dot animation for online availability */
.pulse-dot {
  position: relative;
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 9999px;
  background-color: var(--available);
  flex-shrink: 0;
}
.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 9999px;
  border: 2px solid var(--available);
  animation: pulse-ring 2s cubic-bezier(0.2, 0.7, 0.4, 1) infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(0.7); opacity: 0.9; }
  80% { transform: scale(1.8); opacity: 0; }
  100% { transform: scale(1.8); opacity: 0; }
}

.status-dot-busy { background-color: var(--busy); }
.status-dot-busy::after { border-color: var(--busy); }

.status-dot-off { background-color: var(--offduty); }
.status-dot-off::after { display: none; }

/* Glassmorphism containers */
.glass-panel {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.glass-dark {
  background: rgba(7, 25, 29, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Card hover and tap feedback */
.touch-card {
  transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}
.touch-card:active {
  transform: scale(0.98);
}
@media (min-width: 640px) {
  .touch-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px -8px rgba(7, 25, 29, 0.12);
  }
}

/* Skeleton shimmer loading */
.skel {
  background: linear-gradient(90deg, #e5e7eb 25%, #f3f4f6 37%, #e5e7eb 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
}
@keyframes shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: 0 0; }
}

/* Mobile bottom nav active indicator */
.nav-item.active {
  color: var(--teal);
}
.nav-item.active svg {
  stroke: var(--teal);
  transform: translateY(-2px);
}